We know the meaning of a prized belonging. So we have committed to offering our clients transparency, accuracy and the fairest prices in our diamond-valuation process. Headquartered in San Francisco and with offices in the Los Angeles, Israel and Hong Kong, Union Square Diamond buyers is one of the largest diamond buyer in the area and all of US. We look forward to being of service.We buy all diamonds from the best D color, internally flawless stones to the O+ colored broken diamonds in poor condition. Our team is uniquely placed to handle of your inquiries and give you the best possible answers to your questions. We give you solid independent advice when selling your diamond items. Our diamond valuation prices will be higher than those offered at traditional second-hand jewelry outlets. Union Square diamond buyers was created to allow the public to access significantly better prices than you would find at traditional outlets for selling second hand jewelry or loose diamonds. As one of the most trusted national diamond buyers, we examine your packages on video. Union Square diamond buyers is a national diamond buyer. You can send your items to us with free insurance and free delivery from anywhere within the US. All you need to do is locate your local FedEx or UPS outlet and use the shipping label we provide. Any questions can be directed to our customer service team who will be glad to help. We open your packages on video and use armed services to ensure that your diamonds and jewelry are protected.